Get protection against malware
Renew your existing subscription or upgrade to F-Secure SAFE
Protection for all your needs
Virus protection
Automatic protection against viruses, malware and online threats
Browsing protection
Secure Internet surfing with Browsing Protection
Fast, efficient security
Protection that does not slow down your computer
Family protection
Parental Control for protecting children online
Try F-Secure Internet Security for free
Try the world's best virus protection for your computer for free for 30 days. Submit the form to download the full version of F‑Secure Internet Security. Using the product for the trial period does not require you to provide any credit card or banking details.
System requirements
- Platforms:
- Windows 10, 8.1, 7 (Service Pack 1)
- Processor:
- Intel Pentium 4 or higher
- Memory:
- 1 GB or more
- Disk space:
- 1.2 GB free disk space
Internet connection to validate your subscription and receive updates. The system must fulfill Windows minimum requirements as specified by Microsoft. ARM-based tablets are not supported.
Available languages
čeština, dansk, Deutsch, eesti, English, español, español latinoaméricano, français, français canadien, italiano, lietuvių, magyar, Nederlands, norsk, polski, português, português brasileiro, română, slovenščina, suomi, svenska, tiếng Việt, Türkçe, български, ελληνικά, русский, 日本語, 简体中文, 繁體中文 (香港), 繁體中文 (台灣)

The best protection in the world for surfing, banking and shopping online
F‑Secure Internet Security's award-winning protection lets you use your computer to surf the web, shop online, and use Internet banking without worrying. F‑Secure Internet Security automatically protects you and your PCs against malware, hackers, and identity theft. Whenever you go online, your banking transactions are secured with banking protection, and you can decide what content your children can and cannot see.

Internet Security 2015 is very simple, straightforward operation, quick installation and quick in virus scans.

F‑Secure antivirus technology has received the AV‑TEST Best Protection award now five times. The same technology is used in F‑Secure Internet Security and F-Secure SAFE.